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- Southeastern Colorado Water Conservancy District (Colo.)✖[remove]21
- Geological Survey (U.S.)10
- Geological Survey (U.S.), issuing body10
- Burns, Alan W.5
- Cain, Doug4
- United States. Bureau of Land Management4
- Abbott, P. O.2
- Arkansas River Compact Administration2
- Bauer, Daniel P., 1941-2
- Crouch, Thomas M.2
- Kuhn, Gerhard2
- Little, John R.2
- Aurora (Colo.)1
- Colorado Springs (Colo.). Dept. of Utilities1
- Colorado Springs Utilities1
- Colorado Water Conservation Board1
- Geological Survey (U.S.). Water Resources Division1
- Kuzmiak, John M.1
- Livingston, Russell K.1
- Londquist, Clark J.1